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Land and Subsurface Interests - Summary of Land and Development Costs (Detail) (USD $)
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Dec. 31, 2013
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Dec. 31, 2012
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|---|---|---|
| Real Estate [Abstract] | ||
| Undeveloped Land | $ 301,780 | $ 1,004,607 |
| Developed Land and Development Costs | 23,467,134 | 26,843,918 |
| Total Land and Development Costs | $ 23,768,914 | $ 27,848,525 |